Finding the Fourth Proportional to 533,201.54, 731,901.42 and 471,418.79
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Solution
The fourth proportional to 533,201.54, 731,901.42 and 471,418.79 is: 647,095.06
Step by Step Solution
- Step 1: Write the proportion equation
533,201.54 : 731,901.42 = 471,418.79 : x - Step 2: Convert to fraction form
533,201.54/731,901.42 = 471,418.79/x - Step 3: Cross multiply
533,201.54x = 731,901.42 × 471,418.79 - Step 4: Simplify right side
533,201.54x = 345,032,078,156.18 - Step 5: Solve for x
x = 345,032,078,156.18/533,201.54 - Step 6: Final answer
x = 647,095.06
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.